Related Clues:

• Cut-price Greek island
• Growler beginning to irritate church composer
• Losing wings, sick bird repelled main danger
• Subject featuring more than meets the eye, its victim earlier brought up by the same author
• Seabird approaching islands turns tail to find colder destination
• A danger to shipping, one key diver recalled
• What sunk the Titanic
• Where Hippocrates Society might turn up?
• Island in Mediterranean often associated with sin
• Main hazard when diver starts to cough it up
• Islanders here providing unsatisfactory explanation?
• Lettuce that has hidden depths?
• Island offering comfort and warmth for the most part
• Large block of frozen water
• Leaves answer to previous clue — a maths function